108 lines
3.2 KiB
Dart
108 lines
3.2 KiB
Dart
/*
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* Famedly Matrix SDK
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* Copyright (C) 2020 Famedly GmbH
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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enum RoomKeysAlgorithmType { v1Curve25519AesSha2 }
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extension RoomKeysAlgorithmTypeExtension on RoomKeysAlgorithmType {
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String get algorithmString {
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switch (this) {
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case RoomKeysAlgorithmType.v1Curve25519AesSha2:
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return 'm.megolm_backup.v1.curve25519-aes-sha2';
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default:
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return null;
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}
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}
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static RoomKeysAlgorithmType fromAlgorithmString(String s) {
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switch (s) {
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case 'm.megolm_backup.v1.curve25519-aes-sha2':
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return RoomKeysAlgorithmType.v1Curve25519AesSha2;
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default:
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return null;
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}
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}
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}
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abstract class RoomKeysAuthData {
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// This object is used for signing so we need the raw json too
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Map<String, dynamic> _json;
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RoomKeysAuthData.fromJson(Map<String, dynamic> json) {
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_json = json;
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}
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Map<String, dynamic> toJson() {
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return _json;
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}
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}
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class RoomKeysAuthDataV1Curve25519AesSha2 extends RoomKeysAuthData {
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String publicKey;
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Map<String, Map<String, String>> signatures;
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RoomKeysAuthDataV1Curve25519AesSha2.fromJson(Map<String, dynamic> json) : super.fromJson(json) {
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publicKey = json['public_key'];
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signatures = json['signatures'] is Map
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? Map<String, Map<String, String>>.from((json['signatures'] as Map)
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.map((k, v) => MapEntry(k, Map<String, String>.from(v))))
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: null;
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}
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@override
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Map<String, dynamic> toJson() {
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final data = super.toJson();
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data['public_key'] = publicKey;
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if (signatures != null) {
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data['signatures'] = signatures;
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}
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return data;
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}
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}
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class RoomKeysVersionResponse {
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RoomKeysAlgorithmType algorithm;
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RoomKeysAuthData authData;
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int count;
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String etag;
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String version;
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RoomKeysVersionResponse.fromJson(Map<String, dynamic> json) {
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algorithm = RoomKeysAlgorithmTypeExtension.fromAlgorithmString(json['algorithm']);
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switch (algorithm) {
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case RoomKeysAlgorithmType.v1Curve25519AesSha2:
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authData = RoomKeysAuthDataV1Curve25519AesSha2.fromJson(json['auth_data']);
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break;
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default:
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authData = null;
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}
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count = json['count'];
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etag = json['etag'].toString(); // synapse replies an int but docs say string?
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version = json['version'];
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}
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Map<String, dynamic> toJson() {
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final data = <String, dynamic>{};
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data['algorithm'] = algorithm?.algorithmString;
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data['auth_data'] = authData?.toJson();
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data['count'] = count;
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data['etag'] = etag;
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data['version'] = version;
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return data;
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}
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}
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